169430240

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{21611}}^1$

素因数の和:21640

約数の個数: 72

約数和(自身を含む): 465652152

約数和(自身を除く): 296221912

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 21611, 43222, 86444, 108055, 151277, 172888, 216110, 302554, 345776, 432220, 605108, 691552, 756385, 864440, 1058939, 1210216, 1512770, 1728880, 2117878, 2420432, 3025540, 3457760, 4235756, 4840864, 5294695, 6051080, 8471512, 10589390, 12102160, 16943024, 21178780, 24204320, 33886048, 42357560, 84715120, 169430240]

約数ペア:

[(1, 169430240), (2, 84715120), (4, 42357560), (5, 33886048), (7, 24204320), (8, 21178780), (10, 16943024), (14, 12102160), (16, 10589390), (20, 8471512), (28, 6051080), (32, 5294695), (35, 4840864), (40, 4235756), (49, 3457760), (56, 3025540), (70, 2420432), (80, 2117878), (98, 1728880), (112, 1512770), (140, 1210216), (160, 1058939), (196, 864440), (224, 756385), (245, 691552), (280, 605108), (392, 432220), (490, 345776), (560, 302554), (784, 216110), (980, 172888), (1120, 151277), (1568, 108055), (1960, 86444), (3920, 43222), (7840, 21611)]